Standard Lemma guide

light-tight

adj · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • lītʹtīt

1

adj

Meaning 1

Impervious to light; excluding the light perfectly.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adjective satellite

Meaning 2

not penetrable by light

Definition source: Princeton WordNet 3.0

Examples

  • lightproof containers

Meaning relationships

Synonyms: lightproof

Antonyms: none provided

History

Etymology

From light (noun) + tight (adjective).

Across languages

Translations

8 source translations are retained for this English entry.

  • Bulgarian: непрозра́чен (neprozráčen) — light-tight
  • Danish: lystæt — light-tight
  • Dutch: lichtdicht — light-tight
  • German: lichtdicht — light-tight
  • Norwegian Bokmål: lystett — light-tight
  • Norwegian Nynorsk: ljostett — light-tight
  • Norwegian Nynorsk: lystett — light-tight
  • Swedish: ljustät — light-tight